单项选择题

After he heard the news, he went to the hospital ______ once.

A．at
B．on
C．in
<上一题 目录 下一题>
热门 试题

单项选择题
-- Where is Tom Do you know-- I think he ______ to the library.
A．has gone
B．has been
C．went
单项选择题
Linda often helps her mother ______ the housework on weekends.
A．of
B．with
C．to
相关试题